gcc/ChangeLog

   1 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
   2
   3         * stor-layout.c (layout_decl): Do not bump the alignment of a
   4         bit-field to more than byte alignment if it is packed.
   5
   6 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
   7
   8         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
   9         e300c2 and e300c3.
  10
  11 2008-02-24  Diego Novillo  <dnovillo@google.com>
  12
  13         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
  14
  15         PR 33738
  16         * tree-vrp.c (vrp_evaluate_conditional): With
  17         -Wtype-limits, emit a warning when comparing against a
  18         constant outside the natural range of OP0's type.
  19         * c.opt (Wtype-limits): Move ...
  20         * common.opt (Wtype-limits): ... here.
  21
  22 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
  23
  24         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
  25         * config/rs6000/e300c2c3.md: New file.
  26         * config/rs6000/rs6000.c (processor_costs): Add new costs for
  27         e300c2 and e300c3.
  28         (rs6000_override_options): Add e300c2 and e300c3 cases to
  29         processor_target_table. Do not allow usage of Altivec or Spe
  30         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
  31         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
  32         * config/rs6000/rs6000.h (processor_type): Add
  33         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
  34         (ASM_CPU_SPEC): Add e300c2 and e300c3.
  35         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
  36         and ppce300c3. Include e300c2c3.md.
  37
  38 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
  39
  40         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
  41         instead of TARGET_STRICT_ALIGN.
  42
  43 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
  44
  45         * explow.c (memory_address): Assert that the generated address is
  46         valid.
  47
  48 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
  49
  50         PR target/25477
  51         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
  52         * config/darwin-ppc-ldouble-patch.def: New file.
  53         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
  54         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
  55         SUBTARGET_INIT_BUILTINS if defined.
  56         * config/darwin.c (darwin_patch_builtin,
  57         darwin_patch_builtins): New functions.
  58
  59 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
  60
  61         PR rtl-opt/33512
  62         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
  63         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
  64
  65 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
  66
  67         PR pch/35027
  68         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
  69         file" warning condtional on -Winvalid-PCH.
  70
  71 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
  72
  73         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
  74
  75 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
  76
  77         PR target/22076
  78         PR target/34256
  79         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
  80         prevent reload from using MMX registers.
  81         (*mov<mode>_internal): Ditto.
  82         (*movv2sf_internal_rex64): Ditto.
  83         (*movv2sf_internal): Ditto.
  84
  85 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  86
  87         PR documentation/31569
  88         * doc/install.texi2html: Use makeinfo --no-number-sections.
  89
  90 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
  91
  92         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
  93         ensure that we can address an entire entity > 8 bytes.  Don't
  94         generate reg+reg addressing for such data.
  95
  96 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
  97
  98         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
  99         strings when optimizing for size, unless the target cares about
 100         alignment.
 101
 102 2008-02-22  Tom Tromey  <tromey@redhat.com>
 103
 104         * regclass.c (current_pass): Remove declaration.
 105
 106 2008-02-22  Anatoly Sokolov <aesok@post.ru>
 107
 108         * config/avr/libgcc.S (__RAMPZ__): Define.
 109         (__do_copy_data): Add for devices with 128KB code memory.
 110
 111 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 112
 113         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 114         Use spe_abi.
 115         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
 116
 117 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
 118
 119         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
 120         GENNONACR_REGS.
 121
 122 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 123
 124         PR c/19999
 125         * c-typeck.c (build_binary_op): Warn about floating point
 126         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
 127
 128 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
 129
 130         PR target/34526
 131         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
 132         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
 133         add vrsave.
 134         (rs6000_override_options): Set altivec_abi as default, not override,
 135         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
 136         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
 137         is used; use new member spe_abi.
 138         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
 139         spe_abi and altivec_abi.
 140
 141 2008-02-22  Tomas Bily  <tbily@suse.cz>
 142
 143         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
 144
 145 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 146
 147         PR bootstrap/35273
 148         * config.build (build_file_translate): Set to `CMD //c' only if
 149         it works.
 150         * Makefile.in (build_file_translate): Improve comment.
 151
 152 2008-02-21  Jan Hubicka  <jh@suse.cz>
 153
 154         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
 155         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
 156         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
 157
 158 2008-02-21  Michael Matz  <matz@suse.de>
 159
 160         PR target/35264
 161         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
 162
 163 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
 164
 165         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
 166         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
 167         as insn constraint.
 168         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
 169         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
 170         SSE_VEC_FLOAT_MODE_P as insn constraint.
 171         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
 172         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
 173         sse4a_movntdf using MODEF mode iterator.
 174         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
 175         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
 176         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
 177         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
 178         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
 179         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
 180         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
 181
 182 2008-02-21  Richard Guenther  <rguenther@suse.de>
 183
 184         * tree.def (PAREN_EXPR): New tree code.
 185         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
 186         and PAREN_EXPR.
 187         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
 188         * expr.c (expand_expr_real_1): Likewise.
 189         * tree-inline.c (estimate_num_insns_1): Likewise.
 190         * tree-complex.c (expand_complex_move): Likewise.
 191         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
 192         as plain x.
 193
 194 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 195
 196         PR target/35225
 197         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
 198
 199 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 200
 201         PR target/35190
 202         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
 203
 204         * config/sh/sh.c (find_barrier): Don't go past
 205         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
 206
 207 2008-02-20  DJ Delorie  <dj@redhat.com>
 208
 209         * config/h8300/h8300.md (insv): Force source operand to be a register.
 210
 211         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
 212         as a jump, not as a plain insn.
 213
 214 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
 215
 216         * doc/invoke.texi (Warning Options): Add new option
 217         -Wframe-larger-than=.
 218         (-Wframe-larger-than): Document.
 219
 220         * flags.h (warn_frame_larger_than, frame_larger_than_size):
 221         Add declarations for new option variables.
 222
 223         * final.c (final_start_function): Check the frame size
 224         before emission and issue a Wframe-larger-than warning.
 225
 226         * opts.c (warn_frame_larger_than, frame_larger_than_size):
 227         Add definitions for new option variables.
 228         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
 229
 230         * common.opt (Wframe-larger-than=): New option.
 231
 232 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 233
 234         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
 235         (<sse>_div<mode>3): Ditto.
 236         (<sse>_vmdiv<mode>3): Ditto.
 237         (<sse>_vmsqrt<mode>2): Ditto.
 238         (*smax<mode>3): Ditto.
 239         (sse5_frcz<mode>2): Ditto.
 240         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
 241         as insn constraint.
 242
 243 2008-02-20  Richard Guenther  <rguenther@suse.de>
 244
 245         PR middle-end/35265
 246         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
 247         be happy with INTEGRAL_TYPE_P.
 248
 249 2008-02-20  Richard Guenther  <rguenther@suse.de>
 250
 251         * fold-const.c (split_tree): Associate floatig-point expressions
 252         if flag_associative_math is set.
 253
 254 2008-02-20  Richard Guenther  <rguenther@suse.de>
 255
 256         * tree.h (fold_real_zero_addition_p): Declare.
 257         * fold-const.c (fold_real_zero_addition_p): Export.
 258         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
 259         floating-point operations with zero and one.
 260
 261 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
 262
 263         * doc/install.texi: Correct references to CFLAGS, replacing them
 264         with BOOT_CFLAGS.  Document flags used during bootstrap for
 265         target libraries.
 266
 267 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 268
 269         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
 270         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
 271         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
 272         insn constraint.
 273         (smin<mode>3): Ditto from similar patterns.
 274         (smax<mode>3): Ditto.
 275         (*ieee_smin<mode>3): Ditto.
 276         (*ieee_smax<mode>3): Ditto.
 277         * config/i386/sse.md (sse): New mode attribute.
 278         (mov<mode>): Macroize expander from movv4sf and movv2df using
 279         SSEMODEF2P mode iterator.
 280         (<sse>_movnt<mode>): Ditto from similar patterns. Use
 281         SSE_VEC_FLOAT_MODE_P as insn constraint.
 282         (storent<mode>): Ditto.
 283         (storent<mode>): Macroize expander from storentsf and storentdf using
 284         MODEF mode iterator.
 285         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
 286         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
 287         (abs<mode>2): Ditto from similar patterns.
 288         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
 289         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
 290         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
 291         (<sse>_vmsqrt<mode>2): Ditto.
 292         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
 293         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
 294         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
 295         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
 296         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
 297         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
 298         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
 299         insn constraint.
 300         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
 301         iterator and SSE_FLOAT_MODE_P as insn constraint.
 302         (<sse>_ucomi): Ditto from similar patterns.
 303         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
 304         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
 305         SSE_VEC_FLOAT_MODE_P as insn constraint.
 306         (vcond<mode>): Ditto from similar patterns.
 307         (and<mode>3, *and<mode>3): Ditto.
 308         (<sse>_nand<mode>3): Ditto.
 309         (ior<mode>3, *ior<mode>3): Ditto.
 310         (xor<mode>3, *xor<mode>3): Ditto.
 311         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
 312         iterator and SSE_FLOAT_MODE_P as insn constraint.
 313         (*nand<mode>3): Ditto from similar patterns.
 314         (*ior<mode>3): Ditto.
 315         (*xor<mode>3): Ditto.
 316
 317 2008-02-20  Ira Rosen  <irar@il.ibm.com>
 318
 319         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
 320         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
 321         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
 322
 323 2008-02-19  Jan Hubicka  <jh@suse.cz>
 324
 325         * predict.c (tree_bb_level_predictions): Remove variable next
 326         mistakely introduced by previous commit.
 327
 328 2008-02-19  Jan Hubicka  <jh@suse.cz>
 329
 330         * predict.c (predict_paths_leading_to): Rewrite.
 331         (predict_paths_for_bb): New.
 332         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
 333
 334 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 335
 336         PR bootstrap/35218
 337         * Makefile.in (build_file_translate): New.
 338         (gcc-vers.texi): Use it for translating $(abs_srcdir).
 339         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
 340         * configure.ac (build_file_translate): Substitute it.
 341         * configure: Regenerate.
 342
 343 2008-02-19  Jan Hubicka  <jh@suse.cz>
 344
 345         PR rtl-optimization/34408
 346         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
 347         invalid sharing.
 348
 349 2008-02-19  Jan Hubicka  <jh@suse.cz>
 350
 351         PR middle-end/28779
 352         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
 353         call_expr.
 354
 355 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
 356
 357         PR Ada/35186
 358         * config/i386/i386-modes.def: Revert the last DI alignment
 359         change until Ada people can look into it.
 360
 361 2008-02-19  Nick Clifton  <nickc@redhat.com>
 362
 363         * opts.c (print_specific_help): Fix typo in --help text.
 364
 365 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
 366
 367         PR target/35239
 368         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
 369         32-bit inline asm without asm alternatives for host GCC < 3.0.
 370
 371 2008-02-19  Richard Guenther  <rguenther@suse.de>
 372
 373         PR tree-optimization/34989
 374         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
 375         Allow propagation to INDIRECT_REF if we can simplify only.
 376
 377 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 378
 379         * c-common.c (warn_for_collisions_1): Use appropriate option when
 380         warning.
 381
 382 2008-02-19  Nick Clifton  <nickc@redhat.com>
 383
 384         PR other/31349
 385         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
 386         (handle_options): Fix indentation.
 387         (print_filtered_help): If no language-specific options were
 388         displayed tell the user how to list all the options supported by
 389         the language's front-end.
 390         (print_specific_help): Fix indentation and remove duplicate line.
 391         (common_handle_option): Handle the -v option.
 392         For --help enable the display of undocumented options if the -v
 393         switch has been included on the command line.
 394         For --help= check for overlaps in the arguments between the option
 395         classes and the language names and issue a warning when they
 396         cannot be disambiguated.
 397         * c.opt (v): Pass on to the common option handler.
 398
 399 2008-02-19  Revital Eres  <eres@il.ibm.com>
 400
 401         * modulo-sched.c (sms_schedule): Change dump message when
 402         create_ddg function fails.
 403         (try_scheduling_node_in_cycle): Rename row to cycle.
 404         (print_partial_schedule): Rename CYCLE to ROW.
 405
 406 2008-02-19  Christian Bruel  <christian.bruel@st.com>
 407             Zdenek Dvorak  <ook@ucw.cz>
 408
 409         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
 410
 411 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 412
 413         PR target/33555
 414         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
 415         (*x86_movdicc_0_m1_se): Ditto.
 416
 417 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 418
 419         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
 420         (CMPtype): Define as __gcc_CMPtype.
 421         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
 422         (CMPtype): Define as __gcc_CMPtype.
 423
 424 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
 425
 426         Support valgrind 3.3 for --enable-checking=valgrind.
 427         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
 428         here.
 429         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
 430         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
 431         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
 432         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
 433         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
 434         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
 435         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
 436         respectively.
 437         * ggc-zone.c: Similar.
 438         * ggc-page.c: Similar.
 439
 440 2008-02-19  Paul Brook  <paul@codesourcery.com>
 441
 442         PR target/35071
 443         * config/arm/ieee754-df.S: Fix do_it typo.
 444         * config/arm/ieee754-sf.S: Fix do_it typo.
 445
 446 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 447
 448         PR target/35189
 449         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
 450         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
 451         (OPTION_MASK_ISA_SSE_SET): Likewise.
 452         (OPTION_MASK_ISA_SSE2_SET): Likewise.
 453         (OPTION_MASK_ISA_SSE3_SET): Likewise.
 454         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
 455         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
 456         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
 457         (OPTION_MASK_ISA_SSE4_SET): Likewise.
 458         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
 459         (OPTION_MASK_ISA_SSE5_SET): Likewise.
 460         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
 461         (OPTION_MASK_ISA_MMX_UNSET): Updated.
 462         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
 463         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
 464         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
 465         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
 466         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
 467         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
 468         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
 469         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
 470         (OPTION_MASK_ISA_SSE4): Removed.
 471         (ix86_handle_option): Turn on bits in ix86_isa_flags and
 472         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
 473         -mXXX.
 474         (override_options): Don't turn on implied SSE/MMX bits in
 475         ix86_isa_flags.
 476
 477 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 478
 479         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
 480         32bit host.
 481
 482 2008-02-18  Joey Ye  <joey.ye@intel.com>
 483
 484         PR middle-end/34921
 485         * tree-nested.c (insert_field_into_struct): Set type alignment
 486         to field alignment if the former is less than the latter.
 487
 488 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
 489
 490         * BASE-VER: Set to 4.4.0.
 491
 492 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 493
 494         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
 495         * doc/cfg.texi: Likewise.
 496         * doc/extend.texi: Likewise.
 497         * doc/gty.texi: Likewise.
 498         * doc/invoke.texi: Likewise.
 499         * doc/loop.texi: Likewise.
 500         * doc/md.texi: Likewise.
 501         * doc/passes.texi: Likewise.
 502         * doc/rtl.texi: Likewise.
 503         * doc/sourcebuild.texi: Likewise.
 504         * doc/tm.texi: Likewise.
 505         * doc/tree-ssa.texi: Likewise.
 506
 507 2008-02-17  Richard Guenther  <rguenther@suse.de>
 508
 509         PR middle-end/35227
 510         * tree-complex.c (init_parameter_lattice_values): Handle parameters
 511         without default definition.
 512
 513 2008-02-17  Richard Guenther  <rguenther@suse.de>
 514
 515         PR tree-optimization/35231
 516         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
 517         if A | B != 1.
 518
 519 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
 520
 521         Revert:
 522
 523         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 524         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 525         libgcc_cmp_return mode.
 526
 527 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 528
 529         PR c/28368
 530         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
 531
 532 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
 533
 534         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
 535         multilibs.
 536
 537 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 538
 539         * doc/c-tree.texi: Use `@.' where appropriate.
 540         * doc/extend.texi: Likewise.
 541         * doc/install.texi: Likewise.
 542         * doc/invoke.texi: Likewise.
 543         * doc/loop.texi: Likewise.
 544         * doc/makefile.texi: Likewise.
 545         * doc/md.texi: Likewise.
 546         * doc/passes.texi: Likewise.
 547         * doc/standards.texi: Likewise.
 548         * doc/tm.texi: Likewise.
 549
 550 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
 551
 552         PR middle-end/35196
 553         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
 554         in entry_bb.
 555         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
 556         rather than in entry_bb.
 557
 558 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 559
 560         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 561         libgcc_cmp_return mode.
 562
 563 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
 564
 565         PR middle-end/35130
 566         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
 567         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
 568
 569 2008-02-15  Richard Guenther  <rguenther@suse.de>
 570             Zdenek Dvorak  <ook@ucw.cz>
 571
 572         PR tree-optimization/35164
 573         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
 574         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
 575         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
 576         Only propagate addresses which do not have abnormal SSA_NAMEs
 577         in their operands.
 578
 579 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
 580
 581         PR target/35088
 582         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
 583
 584 2008-02-15  Jan Hubicka  <jh@suse.cz>
 585
 586         PR middle-end/35149
 587         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
 588
 589 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 590
 591         PR middle-end/34621
 592         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
 593         when calculating alignment_pad.
 594
 595 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 596
 597         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
 598         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
 599         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
 600         and STACK_BOUNDARY define.
 601
 602 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
 603
 604         PR preprocessor/35061
 605         * c-pragma.c (handle_pragma_pop_macro): Check that
 606         pushed_macro_table has been allocated.
 607
 608 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 609
 610         PR middle-end/35136
 611         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
 612         (force_gimple_operand): Likewise.
 613         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
 614         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
 615         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
 616         (find_interesting_uses_address): Check addressability and alignment
 617         of the base expression only after substituting bases of IVs into it.
 618
 619 2008-02-14  Michael Matz  <matz@suse.de>
 620
 621         PR target/34930
 622         * function.c (instantiate_virtual_regs_in_insn): Reload address
 623         before falling back to reloading the whole operand.
 624
 625 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
 626
 627         * config/s390/s390.c (s390_mainpool_start): Emit the pool
 628         before the first section switch note.
 629
 630 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 631
 632         * doc/bugreport.texi: Update copyright years.
 633         * doc/c-tree.texi: Likewise.
 634         * doc/cfg.texi: Likewise.
 635         * doc/cpp.texi: Likewise.
 636         * doc/cppinternals.texi: Likewise.
 637         * doc/fragments.texi: Likewise.
 638         * doc/frontends.texi: Likewise.
 639         * doc/gcc.texi: Likewise.
 640         * doc/gty.texi: Likewise.
 641         * doc/hostconfig.texi: Likewise.
 642         * doc/implement-c.texi: Likewise.
 643         * doc/libgcc.texi: Likewise.
 644         * doc/loop.texi: Likewise.
 645         * doc/makefile.texi: Likewise.
 646         * doc/options.texi: Likewise.
 647         * doc/passes.texi: Likewise.
 648         * doc/rtl.texi: Likewise.
 649         * doc/sourcebuild.texi: Likewise.
 650         * doc/standards.texi: Likewise.
 651         * doc/tree-ssa.texi: Likewise.
 652         * doc/trouble.texi: Likewise.
 653
 654         * doc/extend.texi: Use @: or add comma where appropriate.
 655         * doc/invoke.texi: Likewise.
 656         * doc/tm.texi: Likewise.
 657
 658 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
 659
 660         PR target/34393
 661         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
 662         to a reg.
 663
 664 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
 665
 666         * doc/md.texi (clz, ctz): Add reference.
 667         * doc/rtl.texi (clz, ctz): Likewise.
 668
 669 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 670
 671         PR other/35148
 672         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
 673         srcdir.
 674
 675 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
 676
 677         * config/s390/s390.c (struct constant_pool): New field
 678         emit_pool_after added.
 679         (s390_mainpool_start): Set the emit_pool_after flag according
 680         to the section switch notes.
 681         (s390_mainpool_finish): Consider emit_pool_after when emitting
 682         the literal pool at the end of the function.
 683         (s390_chunkify_start): Force literal pool splits at section
 684         switch notes.
 685
 686 2008-02-13  Michael Matz  <matz@suse.de>
 687
 688         PR debug/35065
 689         * var-tracking.c (clobber_variable_part): Correctly traverse the
 690         list.
 691
 692 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 693
 694         PR 29673
 695         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
 696         Add -fdump-ipa-inline.
 697         * tree-dump.c (dump_files): Remove tree-inlined dump.
 698         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
 699
 700 2008-02-12  Richard Guenther  <rguenther@suse.de>
 701
 702         PR tree-optimization/35171
 703         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
 704         default defs.
 705
 706 2008-02-12  Richard Guenther  <rguenther@suse.de>
 707
 708         PR middle-end/35163
 709         * fold-const.c (fold_widened_comparison): Use get_unwidened in
 710         value-preserving mode.  Disallow final truncation.
 711
 712 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
 713
 714         PR middle-end/35136
 715         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
 716         code from here to...
 717         (force_gimple_operand): ...here.
 718
 719 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
 720
 721         PR c++/35144
 722         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
 723         non-compatible pointers.
 724         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
 725         different FIELD_DECLs, try harder by comparing field offsets, sizes
 726         and types.
 727
 728         PR inline-asm/35160
 729         * function.c (match_asm_constraints_1): Don't replace the same input
 730         multiple times.
 731
 732 2008-02-12  Anatoly Sokolov <aesok@post.ru>
 733
 734         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
 735         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
 736         (expand_epilogue): Restore RAMPZ register.
 737         * config/avr/avr.md (RAMPZ_ADDR): New constant.
 738
 739 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
 740
 741         * config/i386/cygwin.asm: (__alloca): Correct calling
 742         convention and alignment.
 743         (__chkstk): Force 8 byte stack alignment.
 744
 745 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
 746             Richard Guenther  <rguenther@suse.de>
 747
 748         PR tree-optimization/33992
 749         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
 750         the zero we compare against.
 751
 752 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
 753
 754         PR libfortran/35063
 755         * gthr-win32.h (__gthread_mutex_destroy_function): New function
 756         to CloseHandle after unlocking to prevent accumulation of handle
 757         count.
 758
 759 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 760
 761         PR middle_end/34150
 762         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
 763         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
 764         and update LABEL_NUSES during and after reload.
 765
 766 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
 767
 768         PR middle-end/34627
 769         * combine.c (simplify_if_then_else): Make sure the comparison is
 770         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
 771
 772 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
 773
 774         PR bootstrap/35051
 775         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
 776         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
 777         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
 778         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
 779         * tree.h (get_type_static_bounds): Likewise.
 780
 781 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 782
 783         * doc/invoke.texi (Option Summary, C++ Dialect Options)
 784         (Objective-C and Objective-C++ Dialect Options, Warning Options):
 785         Make -Wfoo language annotations match what the compiler outputs.
 786
 787 2008-02-08  Sa Liu  <saliu@de.ibm.com>
 788
 789         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
 790         intrinsics spu_convts, spu_convtu, spu_convtf.
 791         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
 792
 793 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
 794
 795         * doc/extend.texi (Function Attributes) <noinline>: Mention
 796         asm ("") as method to keep calls.
 797
 798 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 799
 800         PR other/32754
 801         * doc/options.texi (Options): Replace references to opts.sh with
 802         optc-gen.awk.
 803         * opts-common.c: Likewise.
 804         * optc-gen.awk: Likewise.
 805
 806 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
 807
 808         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
 809
 810 2008-02-07  Richard Henderson  <rth@redhat.com>
 811
 812         PR rtl-opt/33410
 813         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
 814         EXPR_LIST for the REG_EQUAL instead of a comparison with a
 815         funny mode.
 816
 817 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
 818
 819         PR tree-optimization/35085
 820         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
 821         for operand entry oe2 in addition to operand entry oe3 in order to
 822         expose more opportunities for vectorizer sum reduction.
 823
 824 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 825
 826         PR other/35107
 827         * Makefile.in (LIBS): Remove $(GMPLIBS).
 828         (cc1-dummy, cc1): Add $(GMPLIBS).
 829
 830 2008-02-06  Jan Hubicka  <jh@suse.cz>
 831
 832         PR target/23322
 833         * i386.md (moddf_integer): Do not produce partial memory stalls for
 834         targets where it hurts.
 835
 836 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
 837
 838         PR target/35083
 839         * optabs.c (expand_float): Do not check for decimal modes when
 840         expanding unsigned integer through signed conversion.
 841
 842 2008-02-06  Nick Clifton  <nickc@redhat.com>
 843
 844         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
 845         inside the clobber with a match_operand and duplicated operand
 846         number in the constraint.
 847         (ineqbranchsi): Delete redundant comment.
 848
 849 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
 850
 851         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
 852         builtin_define ("__USE_INIT_FINI__").
 853         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
 854         -msx multilibs.
 855         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
 856
 857 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 858
 859         PR documentation/30330
 860         * doc/invoke.texi (C++ Dialect Options)
 861         (Objective-C and Objective-C++ Dialect Options, Warning Options):
 862         For each warning option -Wfoo that allows -Wno-foo, ensure both
 863         -Wfoo and -Wno-foo are listed in the option index.  Fix index
 864         entry of -Wswitch-default, index -Wnormalized= including the
 865         `=', and -Wlarger-than-@var{len} including @var{len}.
 866
 867 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
 868
 869         * config/i386/i386.md (floatunssisf2): Use
 870         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
 871         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
 872         Macroize expander using MODEF mode iterator.
 873
 874 2008-02-05  Diego Novillo  <dnovillo@google.com>
 875
 876         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
 877
 878         PR 33738
 879         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
 880
 881 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 882
 883         PR other/35070
 884         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
 885
 886 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
 887
 888         PR target/35084
 889         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
 890         to indicate if a message should be generated.
 891         (init_cumulative_args): Updated.
 892         (function_value_32): Likewise.
 893
 894 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
 895
 896         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
 897
 898 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
 899
 900         PR target/35083
 901         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
 902         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
 903
 904 2008-02-04  Diego Novillo  <dnovillo@google.com>
 905
 906         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
 907
 908         PR 33738
 909         * tree-vrp.c (vrp_evaluate_conditional): With
 910         -Wtype-limits, emit a warning when comparing against a
 911         constant outside the natural range of OP0's type.
 912
 913 2008-02-04  Richard Guenther  <rguenther@suse.de>
 914
 915         PR middle-end/33631
 916         * expr.c (count_type_elements): Give for unions instead of
 917         guessing.
 918
 919 2008-02-04  Richard Guenther  <rguenther@suse.de>
 920
 921         PR middle-end/35043
 922         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
 923         to TYPE_DOMAINs base type instead of using bitsizetype here.
 924
 925 2008-02-03  Jason Merrill  <jason@redhat.com>
 926
 927         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
 928
 929 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 930
 931         PR other/29972
 932         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
 933         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
 934         (RS/6000 and PowerPC Options): Fix typos and markup.
 935         * doc/passes.texi (Tree-SSA passes): Likewise.
 936
 937 2008-02-02  Michael Matz  <matz@suse.de>
 938
 939         PR target/35045
 940         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
 941         from record_last_reg_set_info.
 942         (record_last_reg_set_info): Take an RTX argument, iterate over all
 943         constituent hardregs.
 944         (record_last_set_info, record_opr_changes): Change calls to
 945         new signature or to record_last_reg_set_info_regno.
 946
 947 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
 948
 949         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
 950
 951 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
 952
 953         PR rtl-optimization/34773
 954         * reg-notes.def (EQUAL): Mention significance of combination of
 955         REG_EQUAL and REG_RETVAL.
 956         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
 957         insn that has a REG_RETVAL.
 958
 959 2008-02-01  Roger Sayle  <roger@eyesopen.com>
 960
 961         PR bootstrap/33781
 962         * configure.ac (--enable-fixed-point): Disable unless explicitly
 963         requested on IRIX.
 964         * configure: Regenerate.
 965
 966 2008-02-01  Richard Guenther  <rguenther@suse.de>
 967
 968         PR other/35042
 969         * invoke.texi (-finline-limit): Remove no longer true parts
 970         of the documentation.  Note that there is no default value.
 971
 972 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
 973             Mark Mitchell  <mark@codesourcery.com>
 974             Ben Elliston  <bje@au.ibm.com>
 975
 976         PR c/29326
 977         * doc/extend.texi (Other Builtins): Document.
 978
 979 2008-01-31  Tom Browder <tom.browder@gmail.com>
 980
 981         * doc/c-tree.texi (Types): Fix grammar.
 982         (Expression trees): Ditto.
 983         * doc/passes.texi (Tree-SSA passes): Ditto.
 984
 985         * doc/configterms.texi (Configure Terms): Fix typo.
 986         * doc/cpp.texi (Common Predefined Macros): Ditto.
 987         * doc/md.texi (Machine Constraints): Ditto.
 988
 989         * doc/makefile.texi (Makefile): Add comma.
 990
 991 2008-01-31  Tom Browder  <tom.browder@gmail.com>
 992             Gerald Pfeifer  <gerald@pfeifer.com>
 993
 994         * doc/sourcebuild.texi (Front End): Remove references to CVS
 995         and CVSROOT/modules.
 996         (Texinfo Manuals): Replace reference to CVS by one to SVN.
 997         (Back End): Remove reference to CVS.
 998
 999 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1000
1001         PR target/34900
1002         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1003         comment from...
1004         (mips16_gp_pseudo_reg): ...here.
1005         * config/mips/mips.md (load_const_gp): Replace with...
1006         (load_const_gp_<mode>): ...this :P-based insn.
1007
1008 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1009
1010         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1011         options. Minor fixes.
1012         (-std): Move reference to standards closer to where language
1013         standards are first mentioned.
1014
1015 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1016
1017         PR rtl-optimization/34995
1018         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1019         parameter and return a bool.  If the rtx parameter is nonnull,
1020         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1021         (find_reloads): Update call accordingly.  Pass the new operand
1022         if it needed no address reloads, otherwise pass null.
1023
1024 2008-01-30  Richard Henderson  <rth@redhat.com>
1025
1026         PR c/34993
1027         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1028         for unbounded arrays.
1029
1030 2008-01-30  Silvius Rus  <rus@google.com>
1031
1032         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1033
1034 2008-01-30  Jan Hubicka  <jh@suse.cz>
1035
1036         PR target/34982
1037         * i386.c (init_cumulative_args): Use real function declaration when
1038         calling locally.
1039
1040 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1041
1042         PR rtl-optimization/34998
1043         * global.c (build_insn_chain): Treat non-subreg_lowpart
1044         SUBREGs of pseudos as clobbering all the words covered by the
1045         SUBREG, not just all the bytes.
1046         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1047         original df_ref rather than an extract parameter.
1048         (global_conflicts): Update call accordingly.
1049
1050 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1051
1052         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1053         the overflow check to make it easier to read.
1054         (__fixtfdi): Change the type of the ll member in union
1055         long_double to UDItype_x.
1056
1057 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1058
1059         PR middle-end/34969
1060         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1061         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1062         * tree-inline.c (fold_marked_statements): Call
1063         cgraph_update_edges_for_call_stmt if folding a call statement.
1064         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1065         debug_generic_stmt calls, reset it back afterwards.
1066
1067         PR c/35017
1068         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1069         static decls.
1070         * c-typeck.c (build_external_ref): Don't pedwarn about
1071         static vars in current function's scope.
1072
1073 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1074
1075         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1076
1077 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1078
1079         PR c/35002
1080         * ipa-struct-reorg.c: Fix spelling.
1081         * params.def: Ditto.
1082
1083 2008-01-29  Richard Guenther  <rguenther@suse.de>
1084
1085         PR middle-end/35006
1086         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1087         field.
1088         * tree-inline.c (remap_type): Increment remapping_type_depth
1089         around remapping types.
1090         (copy_body_r): Only add referenced variables if they are referenced
1091         from code, not types.
1092
1093 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1094
1095         PR c++/34055
1096         PR c++/34103
1097         PR c++/34219
1098         PR c++/34606
1099         PR c++/34753
1100         PR c++/34754
1101         PR c++/34755
1102         PR c++/34919
1103         PR c++/34961
1104         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1105         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1106
1107 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1108
1109         PR target/34412
1110         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1111         pointer for tiny stack.
1112
1113 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1114
1115         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1116
1117 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1118
1119         * config/vx-common.h: Fix typo in comment.
1120
1121 2008-01-28  Ian Lance Taylor  <iant@google.com>
1122
1123         PR c++/34862
1124         PR c++/33407
1125         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1126         coalesce pointers if they have different DECL_NO_TBAA_P values.
1127         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1128         between variables with different DECL_NO_TBAA_P values.
1129
1130 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1131
1132         PR 31535
1133         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1134         are not legitimate small data references on SPE targets.
1135
1136 2008-01-28  David Daney  <ddaney@avtrex.com>
1137
1138         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1139
1140 2008-01-28  David Daney  <ddaney@avtrex.com>
1141
1142         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1143
1144 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1145
1146         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1147         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1148         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1149         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1150         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1151         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1152         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1153         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1154
1155 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1156
1157         * basic-block.h (condjump_equiv_p): Fix comment.
1158
1159 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1160
1161         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1162         print_generic_stmt_indented): Fix comment.
1163
1164 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1165
1166         * configure.ac (__stack_chk_fail): Add detecion for availability
1167         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1168         * configure: Regenerate.
1169
1170 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
1171
1172         PR middle-end/34688
1173         * final.c (output_addr_const): Handle TRUNCATE.
1174
1175 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
1176
1177         PR target/34711
1178         * tree-ssa-loop-ivopts.c (comp_cost): New type.
1179         (zero_cost, infinite_cost): New constants.
1180         (struct cost_pair): Change type of cost to comp_cost.
1181         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1182         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1183         New functions.
1184         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1185         split_address_cost, ptr_difference_cost, difference_cost,
1186         get_computation_cost_at, get_computation_cost,
1187         determine_use_iv_cost_generic, determine_use_iv_cost_address,
1188         determine_use_iv_cost_condition, determine_use_iv_costs,
1189         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1190         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1191         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1192         Change type of cost to comp_cost.
1193         (determine_iv_cost): Increase cost of non-original ivs, instead
1194         of decreasing the cost of original ones.
1195         (get_address_cost): Indicate the complexity of the addressing mode
1196         in comp_cost.
1197         (try_add_cand_for): Prefer using ivs not specific to some object.
1198         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1199
1200 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
1201             Janis Johnson  <janis187@us.ibm.com>
1202
1203         PR target/34814
1204         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1205         (TARGET_INSTANTIATE_DECLS): Likewise.
1206         * target.h (expand_to_rtl_hook): New target hook.
1207         (instantiate_decls): Likewise.
1208         * function.c (instantiate_decl): Make non-static.  Rename to...
1209         (instantiate_decl_rtl): ... this.
1210         (instantiate_expr): Use instantiate_decl_rtl.
1211         (instantiate_decls_1): Likewise.
1212         (instantiate_decls): Likewise.
1213         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1214         * function.h (instantiate_decl_rtl): Add prototype.
1215         * cfgexpand.c (target.h): New include.
1216         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1217         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1218         (TARGET_INSTANTIATE_DECLS): Likewise.
1219         (TARGET_INITIALIZER): New target hooks added.
1220         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1221         New prototype.
1222         * config/rs6000/rs6000.c (tree-flow.h): New include.
1223         (machine_function): Add sdmode_stack_slot field.
1224         (rs6000_alloc_sdmode_stack_slot): New function.
1225         (rs6000_instantiate_decls): Likewise.
1226         (rs6000_secondary_memory_needed_rtx): Likewise.
1227         (rs6000_check_sdmode): Likewise.
1228         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1229         (TARGET_INSTANTIATE_DECLS): Likewise.
1230         (rs6000_hard_regno_mode_ok): Allow SDmode.
1231         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
1232         (rs6000_emit_move): Handle SDmode.
1233         (function_arg_advance): Likewise.
1234         (function_arg): Likewise.
1235         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
1236         SDmode var args for 32-bit compiles.
1237         (rs6000_secondary_reload_class): Handle SDmode.
1238         (rs6000_output_function_epilogue): Likewise.
1239         (rs6000_function_value): Simplify if statement.
1240         (rs6000_libcall_value): Likewise.
1241         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1242         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1243         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1244         (movsd_hardfloat): New define_insn.
1245         (movsd_softfloat): Likewise.
1246         (movsd_store): Likewise.
1247         (movsd_load): Likewise.
1248         (extendsddd2): Likewise.
1249         (extendsdtd2): Likewise.
1250         (truncddsd2): Likewise.
1251         (movdd_hardfloat64): Fixup comment.
1252         (UNSPEC_MOVSD_LOAD): New constant.
1253         (UNSPEC_MOVSD_STORE): Likewise.
1254
1255 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1256
1257         PR c++/34965
1258         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1259         TRUTH_XOR_EXPR.
1260         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1261         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1262         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1263         and TRUTH_XOR_EXPR.
1264
1265 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1266
1267         PR target/34794
1268         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1269         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1270         __LONGDOUBLE128 too.
1271         * config/rs6000/aix61.h: New file.
1272
1273 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1274
1275         PR rtl-optimization/34959
1276         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1277         popcount and parity rtxes the same mode as their operand.
1278         Truncate or extend the result to the return value's mode
1279         if necessary.
1280
1281 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1282
1283         PR target/34981
1284         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1285         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1286         to GOT_VERSION_REGNUM.
1287         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1288         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1289         * config/mips/mips.c (mips_emit_call_insn): New function.
1290         (mips_call_tls_get_addr): Call mips_expand_call directly.
1291         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1292         emit_call_insn.
1293         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1294         (mips_expand_call): Update the call to mips16_build_call_stub
1295         accordingly and a remove redundant condition.  Assert that MIPS16
1296         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1297         the call insn.
1298         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1299         TARGET_USE_GOT.
1300         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1301         (mips_avoid_hazard): Remove hazard_set handling.
1302         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1303         (UNSPEC_RESTORE_GP): ...this.
1304         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1305         (FAKE_CALL_REGNO): Rename to...
1306         (GOT_VERSION_REGNUM): ...this.
1307         (type): Add "ghost" value.  Add an associated insn reservation.
1308         (hazard_set): Remove.
1309         (exception_receiver): Rename to...
1310         (restore_gp): ...this and update the unspec identifier accordingly.
1311         (exception_receiver, nonlocal_got_receiver): New expanders.
1312         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1313         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1314         (set_got_version, update_got_version): New patterns.
1315
1316 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1317
1318         PR target/34970
1319         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1320
1321 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1322
1323         PR other/31955
1324         * doc/install.texi2html: Generate gcc-vers.texi.
1325
1326 2008-01-25  DJ Delorie  <dj@redhat.com>
1327
1328         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1329
1330 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1331
1332         * config/c4x: Remove directory.
1333         * config.gcc (crx-*, mt-*): Mark obsolete.
1334         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1335         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1336         sh-*-rtemscoff*): Remove cases.
1337         * defaults.h (C4X_FLOAT_FORMAT): Remove.
1338         * real.c (encode_c4x_single, decode_c4x_single,
1339         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1340         c4x_extended_format): Remove.
1341         * real.h (c4x_single_format, c4x_extended_format): Remove.
1342         * doc/extend.texi (interrupt, naked): Remove mention of attributes
1343         on C4x.
1344         (Pragmas): Remove comment about c4x pragmas.
1345         * doc/install.texi (c4x): Remove target-specific instructions.
1346         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1347         * doc/md.texi (Machine Constraints): Remove C4x documentation.
1348         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1349         refer to C4x source files as examples.
1350         (C4X_FLOAT_FORMAT): Remove documentation.
1351
1352 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
1353
1354         * config/bfin/bfin.c (override_options): Reorder tests so that
1355         flag_pic gets enabled for -msep-data.
1356
1357 2008-01-25  Richard Guenther  <rguenther@suse.de>
1358
1359         PR middle-end/32244
1360         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1361         to its bitfield precision if required.
1362
1363 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1364
1365         PR middle-end/33880
1366         * tree-nested.c (walk_omp_for): New function.
1367         (convert_nonlocal_reference, convert_local_reference): Call
1368         walk_omp_for on OMP_FOR.
1369         (convert_call_expr): Call walk_body on OMP_FOR's
1370         OMP_FOR_PRE_INIT_BODY.
1371
1372 2008-01-25  Richard Guenther  <rguenther@suse.de>
1373
1374         PR tree-optimization/34966
1375         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1376         default defs and PHI_NODEs we have to insert after the
1377         defining statement.
1378
1379 2008-01-24  Nick Clifton  <nickc@redhat.com>
1380
1381         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1382         Provide a default definition.
1383         (LIBGCC2_UNITS_PER_WORD): Likewise.
1384
1385         * config/stormy16/stormy16.c: Include df.h for the prototype
1386         for df_regs_ever_live_p.
1387         (xstormy16_expand_builtin_va_start): Convert the stack offset
1388         into a component_ref and then use POINTER_PLUS_EXPR to add it
1389         to the incoming_virtual_args_rtx.
1390         (xstormy16_gimplify_va_arg_expr): Rename to
1391         xstormy16_gimplify_va_arg_expr.
1392         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1393         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1394         xstormy16_gimplify_va_arg_expr.
1395         Fix up some formatting issues.
1396
1397         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1398         Move to predicates.md.
1399         (xs_hi_general_operand): Likewise.
1400         (xs_hi_nonmemory_operand): Likewise.
1401         * config/stormy16/predicates.md:
1402         (xstormy16_carry_plus_operand): New predicate.
1403         (xs_hi_general_operand): New predicate.
1404         (xs_hi_nonmemory_operand): New predicate.
1405         * config/stormy16/stormy16-protos.h:
1406         (xstormy16_carry_plus_operand): Delete prototype.
1407         (xs_hi_general_operand): Likewise.
1408         (xs_hi_nonmemory_operand): Likewise.
1409
1410         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1411         modifiers as they are no longer needed and they can trigger
1412         reload spill failures.
1413
1414         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1415         with a match_operand in order to help reload.
1416
1417         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1418         constraint with 'e' for the 8th alternative as this version of
1419         the mov.w instruction only accepts the lower 8 registers.
1420
1421 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
1422
1423         PR target/34856
1424         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1425         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1426         vector elements.
1427
1428 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1429
1430         PR middle-end/33333
1431         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1432
1433 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1434
1435         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1436         New functions.
1437         (remove_structure): Update allocations list before removing structure.
1438
1439 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1440
1441         * ipa-struct-reorg.c (is_safe_cond_expr,
1442         create_new_stmts_for_cond_expr): Use integer_zerop function,
1443         that recognize not only zero-pointer, but zero-integer too.
1444
1445 2008-01-25  Ben Elliston  <bje@au.ibm.com>
1446
1447         PR other/22232
1448         * fixproto: Escape "." in sed expression that strips leading "./".
1449
1450 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1451
1452         PR driver/34904
1453         * gcc.c (SWITCH_OK): Removed.
1454         (SWITCH_LIVE): Changed to bit.
1455         (SWITCH_FALSE): Likewise.
1456         (SWITCH_IGNORE): Likewise.
1457         (switchstr): Change live_cond to unsigned int.
1458         (process_command): Replace SWITCH_OK with 0.
1459         (do_self_spec): Likewise.
1460         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1461         (give_switch): Likewise.
1462         (used_arg): Likewise.
1463         (do_spec_1): Set the SWITCH_IGNORE bit.
1464         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1465         bits.  Set the SWITCH_LIVE bit.
1466
1467 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
1468
1469         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1470
1471 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
1472
1473         PR tree-optimization/34472
1474         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1475         parameter to a "bool *" and set *DATA to false if there is
1476         an unsafe access.  Do not delete the structure here.
1477         (check_cond_exprs): Delete it here instead.
1478         (check_cond_exprs, exclude_cold_structs): Do not increase
1479         I when removing a structure.
1480
1481 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1482
1483         PR target/34856
1484         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1485         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1486
1487 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1488
1489         PR middle-end/34934
1490         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1491         a fixed vector for stack.
1492
1493 2008-01-24  Ben Elliston  <bje@au.ibm.com>
1494
1495         PR c++/25701
1496         * doc/gcc.texi (Software development): Add a direntry for g++.
1497
1498 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
1499
1500         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1501         stale and straggling -fforce-addr comments above.
1502
1503         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1504         define.
1505         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1506         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1507
1508 2008-01-23  Michael Matz  <matz@suse.de>
1509
1510         PR debug/34895
1511         * dwarf2out.c (force_type_die): Use modified_type_die instead of
1512         gen_type_die.
1513
1514 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1515
1516         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1517         malloc result type.
1518
1519 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1520
1521         * config/avr/avr.c (avr_current_arch): New variable.
1522         (avr_arch_types): Add 'avr31' and 'avr51' entries.
1523         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1524         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1525         (avr_override_options): Init 'avr_current_arch'.
1526         (base_arch_s): Move from here...
1527         * config/avr/avr.h (base_arch_s): ... here. Add new members
1528         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1529         'mega' to 'have_jmp_call'.
1530         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1531         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
1532         macros.
1533         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1534         architectures.
1535         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1536         MULTILIB_MATCHES): (Ditto.).
1537
1538 2008-01-23  Richard Guenther  <rguenther@suse.de>
1539
1540         PR middle-end/31529
1541         * cgraphunit.c (cgraph_reset_node): Always mark the node
1542         not reachable if it is not queued already.
1543
1544 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
1545
1546         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1547         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1548         (cputype_selected): New static variable.
1549         (bfin_handle_option): Set it if -mcpu is used.
1550         (override_option): Select default set of workarounds if no cpu type
1551         selected on the command line.
1552         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1553
1554         From  Michael Frysinger  <michael.frysinger@analog.com>
1555         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1556         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1557
1558         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1559         for bf547, bf523, bf524, and bf526.
1560         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
1561         bf526.
1562         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1563         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1564         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1565         __ADSPBF547__ and __ADSPBF54x__ for bf547.
1566         * doc/invoke.texi (Blackfin Options): Document that
1567         -mcpu now accept bf547, bf523, bf524, and bf526.
1568
1569 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
1570
1571         PR rtl-optimization/34628
1572         * combine.c (try_combine): Stop and undo after the first combination
1573         if an autoincrement side-effect on the first insn has effectively
1574         been lost.
1575
1576 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
1577
1578         PR target/34529
1579         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1580         Offset addresses are not valid for Altivec or paired float modes.
1581
1582 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
1583
1584         PR c++/34607
1585         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1586         if DECL_INITIAL (decl) is error_mark_node.
1587
1588         PR c++/34914
1589         * c-common.c (handle_vector_size_attribute): Only allow
1590         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
1591         the same way as pointer, array etc. types.
1592         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1593
1594         PR c++/34917
1595         * tree.c (build_type_attribute_qual_variant): Call
1596         build_qualified_type if attributes are equal, but quals are not.
1597
1598 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1599
1600         PR 32102
1601         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1602         * flags.h (warn_strict_aliasing): Remove.
1603         (warn_strict_overflow): Remove.
1604         * opts.c (warn_strict_aliasing): Remove.
1605         (warn_strict_overflow): Remove.
1606         * c-opts.c (c_common_handle_option): -Wall only sets
1607         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1608         (c_common_post_options): Give default values to -Wstrict-aliasing
1609         and -Wstrict-overflow if they are uninitialized.
1610         * common.opt (Wstrict-aliasing): Specify Var and Init.
1611         (Wstrict-overflow): Likewise.
1612
1613 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
1614
1615         PR rtl-optimization/26854
1616         PR rtl-optimization/34400
1617         PR rtl-optimization/34884
1618         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1619         DF_RD->gen.
1620         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1621         (df_rd_bb_info.expanded_lr_out): Deleted
1622         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1623         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
1624         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1625         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1626         Removed code to allocate, initialize or free expanded_lr_out.
1627         (df_rd_bb_local_compute_process_def): Restructured to make more
1628         understandable.
1629         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1630         sets if the sets are being trimmed.
1631
1632 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
1633
1634         PR bootstrap/32287
1635         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1636         (as_vers): Likewise.
1637         * configure: Regenerated.
1638
1639 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1640
1641         PR middle-end/33092
1642         * tree-pass.h (pass_build_alias): New pass.
1643         * tree-ssa-alias.c (gate_build_alias): New.
1644         (pass_build_alias): New.
1645         * passes.c (init_optimization_passes): Add pass_build_alias after
1646         pass_create_structure_vars.
1647
1648 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
1649
1650         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1651         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1652         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1653         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1654         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1655         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1656         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1657         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1658         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1659         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1660         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1661         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1662         * config/s390/s390.md (FP_ALL): New mode iterator.
1663         (_d): New mode attribute.
1664         ("*signbit<mode>2>"): Changed mode of first operand.
1665         ("isinf<mode>2"): Changed mode of first operand.
1666         ("*TDC_insn"): Adaptation for DFP modes.
1667
1668 2008-01-22  Ben Elliston  <bje@au.ibm.com>
1669
1670         * tree.c (check_qualified_type): Improve function description.
1671
1672 2008-01-21  Jason Merrill  <jason@redhat.com>
1673
1674         PR c++/34196
1675         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1676         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1677         if it is set.
1678
1679 2008-01-21  DJ Delorie  <dj@redhat.com>
1680
1681         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1682         return zero.
1683
1684 2008-01-21  Richard Guenther  <rguenther@suse.de>
1685
1686         PR middle-end/34856
1687         * tree-cfg.c (verify_expr): Allow all invariant expressions
1688         instead of just constant class ones as reference argument.
1689         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1690         like any other constant.
1691         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1692
1693 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
1694
1695         * regmove.c (fixup_match_1): Update call crossed frequencies.
1696
1697 2008-01-21  Richard Guenther  <rguenther@suse.de>
1698
1699         PR c/34885
1700         * tree-inline.c (setup_one_parameter): Deal with mismatched
1701         types using a VIEW_CONVERT_EXPR.
1702
1703 2008-01-21  Alon Dayan  <alond@il.ibm.com>
1704             Olga Golovanevsky  <olga@il.ibm.com>
1705
1706         PR tree-optimization/34701
1707         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1708         when the structure size is not a power of 2.
1709
1710 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
1711
1712         * doc/install.texi: Add doc for --enable-checking=df.
1713
1714 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1715
1716         PR rtl-optimization/34808
1717         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1718
1719 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1720
1721         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1722         input.
1723
1724 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
1725
1726         PR rtl-optimization/26854
1727         PR rtl-optimization/34400
1728         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1729         DF_RD->gen.
1730         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1731         (df_rd_bb_info.expanded_lr_out): New.
1732         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1733         * loop_iv.c (iv_analysis_loop_init): Ditto.
1734         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1735         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1736         Added code to allocate, initialize or free expanded_lr_out.
1737         (df_rd_bb_local_compute_process_def): Restructured to make
1738         more understandable.
1739         (df_rd_confluence_n): Add code to do nothing with fake edges and
1740         code to no apply invalidate_by_call sets if the sets are being trimmed.
1741         (df_lr_local_finalize): Renamed to df_lr_finalize.
1742         (df_live_local_finalize): Renamed to df_live_finalize.
1743
1744 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1745
1746         PR target/34831
1747         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1748         deciding whether to use reciprocal instructions.
1749
1750 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
1751
1752         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1753         dwarf2out_note_section_used if cold_text_section is NULL.
1754
1755 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
1756
1757         PR gcov-profile/34610
1758         * tree-cfg.c (make_edges): Mark both outgoing edges from
1759         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1760         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1761         from OMP_FOR and OMP_CONTINUE outgoing edges.
1762
1763         * tree-profile.c (tree_profiling): Return early if
1764         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
1765         at the end.
1766         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1767         from cfun to child_cfun.
1768         * function.h (struct function): Add after_tree_profile bit.
1769
1770 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1771
1772         * config/avr/avr.S (_exit): Disable interrupt.
1773
1774 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
1775             Steven Bosscher  <stevenb.gcc@gmail.com>
1776
1777         PR rtl-optimization/26854
1778         PR rtl-optimization/34400
1779         * df-problems.c (df_live_scratch): New scratch bitmap.
1780         (df_live_alloc): Allocate df_live_scratch when doing df_live.
1781         (df_live_reset): Clear the proper bitmaps.
1782         (df_live_bb_local_compute): Only process the artificial defs once
1783         since the order is not important.
1784         (df_live_init): Init the df_live sets only with the variables
1785         found live by df_lr.
1786         (df_live_transfer_function): Use the df_lr sets to prune the
1787         df_live sets as they are being computed.
1788         (df_live_free): Free df_live_scratch.
1789
1790 2008-01-18  Ian Lance Taylor  <iant@google.com>
1791
1792         * common.opt: Add fmerge-debug-strings.
1793         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1794         flag_merge_debug_strings rather than flag_merge_constants.
1795         * doc/invoke.texi (Option Summary): Mention
1796         -fmerge-debug-strings.
1797         (Debugging Options): Document -fmerge-debug-strings.
1798
1799 2008-01-18  Ian Lance Taylor  <iant@google.com>
1800
1801         PR c++/33407
1802         * tree.h (DECL_IS_OPERATOR_NEW): Define.
1803         (struct tree_function_decl): Add new field operator_new_flag.
1804         * tree-inline.c (expand_call_inline): When inlining a call to
1805         operator new, force the return value to go into a variable, and
1806         set DECL_NO_TBAA_P on that variable.
1807         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1808
1809 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
1810
1811         PR debug/34484
1812         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1813         DWARF2_DEBUGGING_INFO.
1814         (dwarf2out_note_section_used): Ditto.  Add prototype.
1815         (have_multiple_function_sections, text_section_used,
1816         cold_text_section_used, *cold_text_sections): Move declarations
1817         before their uses.
1818
1819 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
1820
1821         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1822         field and add signal_ra.
1823         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1824         assignments to frame state pc.  Move end of stack check after
1825         MD_FALLBACK_FRAME_STATE_FOR.
1826         (uw_update_context_1): Use frame state signal_regs if set, instead
1827         of checking signal_frame flag.
1828         (uw_update_context): Use frame state signal_ra if set.
1829         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1830         * config/xtensa/linux-unwind.h: New file.
1831
1832 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
1833
1834         * modulo-sched.c (get_sched_window): Fix comment typo.
1835
1836 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
1837
1838         PR tree-optimization/34648
1839         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1840
1841 2008-01-17  Anatoly Sokolov <aesok@post.ru>
1842
1843         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1844         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1845
1846 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
1847
1848         PR rtl-optimization/34400
1849         * df-core.c (df_worklist_dataflow_overeager,
1850         df_worklist_dataflow_doublequeue): New functions.
1851         (df_worklist_dataflow): Two different worklist solvers.
1852         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1853         New param.
1854
1855 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1856
1857         PR testsuite/34821
1858         * doc/invoke.texi: Document the dependence on pthread for fopenmp
1859         and ftree-parallelize-loops.
1860
1861 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
1862
1863         PR rtl-optimization/34826
1864         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1865
1866 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1867
1868         * global.c (find_reg): Mark the eh regs as used if necessary.
1869         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1870         * ra.h (struct allocno): no_eh_reg field added.  Changed
1871         no_stack_reg type to bitfield.
1872
1873 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
1874
1875         * tree.c (substitute_in_expr): Add missing 'break'.
1876
1877 2008-01-17  Richard Guenther  <rguenther@suse.de>
1878
1879         PR tree-optimization/34825
1880         * tree-ssa-math-opts.c (is_division_by): Do not recognize
1881         x / x as division to handle.
1882
1883 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1884
1885         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1886         "-pthread" is specified.
1887         * pa-hpux11.h (LIB_SPEC): Likewise.
1888
1889 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
1890             Peter Bergner  <bergner@vnet.ibm.com>
1891
1892         PR rtl-optimization/33796
1893         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1894
1895 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1896
1897         PR libgfortran/34699
1898         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1899         static links.
1900         * pa-hpux10.h (LINK_SPEC): Likewise.
1901         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1902
1903 2008-01-16  Richard Guenther  <rguenther@suse.de>
1904
1905         PR middle-end/32628
1906         * fold-const.c (fold_convert_const_int_from_int): Do not
1907         set overflow if that occured only because of a sign extension
1908         change when converting from/to a sizetype with the same
1909         precision and signedness.
1910
1911 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1912
1913         PR debug/34249
1914         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1915         location address to the correct place.  Update copyright year.
1916
1917 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1918
1919         * lambda-code.c (lambda_transform_legal_p): Handle the case of
1920         no dependences in the dependence_relations vector.
1921
1922 2008-01-16  Jan Hubicka  <jh@suse.cz>
1923
1924         PR rtl-optimization/31396
1925         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1926         * cfg.c (dump_reg_info): Print it.
1927         * regs.h (struct reg_info_t): add freq_calls_crossed.
1928         (REG_FREQ_CALLS_CROSSED): New macro.
1929         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1930         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1931         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1932         regmove_optimize): Update call crossed frequencies.
1933         * local-alloc.c (struct qty): Add freq_calls_crossed.
1934         (alloc_qty): Copute freq_calls_crossed.
1935         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1936         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1937         * ra.h (struct allocno): Add freq_calls_crossed.
1938
1939 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1940
1941         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1942         libgomp when compiling with ftree-parallelize-loops.
1943         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1944
1945 2008-01-16  Richard Guenther  <rguenther@suse.de>
1946
1947         PR tree-optimization/34769
1948         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1949         * tree.c (int_cst_value): Instead make this function more
1950         permissive in what it accepts as valid input.  Document this
1951         function always sign-extends the value.
1952
1953 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
1954             Richard Guenther  <rguenther@suse.de>
1955
1956         PR c/34668
1957         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1958         (gimple_fold_indirect_ref_rhs): ... this.
1959         (gimple_fold_indirect_ref): New function with foldings
1960         that preserve lvalueness.
1961         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1962         * tree-flow.h (gimple_fold_indirect_ref): Declare.
1963         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1964         to fold an INDIRECT_REF, fall back to the old use of
1965         fold_indirect_ref_1.
1966
1967 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1968
1969         * tree-data-ref.c (subscript_dependence_tester_1): Call
1970         free_conflict_function.
1971         (compute_self_dependence): Same.
1972
1973 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1974
1975         PR debug/34249
1976         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1977         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
1978         function global.
1979         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1980         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1981         for DWARF2_UNWIND_INFO targets.
1982
1983 2008-01-16  Richard Guenther  <rguenther@suse.de>
1984
1985         PR c/34768
1986         * c-typeck.c (common_pointer_type): Do not merge inconsistent
1987         type qualifiers for function types.
1988
1989 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1990
1991         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1992         loop_iterator li from previous commit.
1993
1994 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
1995
1996         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1997
1998 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
1999
2000         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2001         (parallelize_loops): Don't parallelize irreducible components.
2002
2003 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2004
2005         PR c++/24924
2006         * c-opts (c_common_post_options): Do not enable CPP
2007         flag_pedantic_errors by default.
2008
2009 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2010
2011         PR rtl-optimization/31944
2012         * cse.c (remove_pseudo_from_table): New function.
2013         (merge_equiv_classes): Use above function to remove pseudo-registers.
2014         (invalidate): Likewise.
2015
2016 2008-01-13  Richard Guenther  <rguenther@suse.de>
2017
2018         PR middle-end/34601
2019         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2020         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2021
2022 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2023
2024         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2025         validate_change to unshare the source of the PC set.
2026
2027 2008-01-12  Jan Hubicka  <jh@suse.cz>
2028
2029         PR middle-end/32135
2030         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2031         references above array bounds.  This might trigger bounds checks for
2032         pointers to arrays.
2033
2034 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2035
2036         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2037         new_replaceable_dependencies.
2038
2039 2008-01-12  Doug Kwan  <dougkwan@google.com>
2040
2041         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2042         instead of OPT_Wreturn_type in warning due to ignored return type
2043         qualifiers.
2044         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2045         options included in -Wextra.
2046         * c.opt: New option -Wignored_qualifiers.
2047         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2048         -Wignore_qualifiers.
2049         (-Wignored-qualifiers): Document.
2050         (-Wreturn-type): Remove description of functionality now handled
2051         by -Wignored-qualifiers.
2052
2053 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2054
2055         PR ada/33788
2056         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2057         NOP_EXPR if it is between integral types with the same precision.
2058
2059 2008-01-12  Jan Hubicka  <jh@suse.cz>
2060
2061         PR other/28023
2062         * invoke.texi (max-inline-recursive-depth): Fix default value.
2063
2064 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2065
2066         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2067         correct type.
2068
2069 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2070
2071         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2072
2073 2008-01-11  James E. Wilson  <wilson@specifix.com>
2074
2075         PR target/26015
2076         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2077
2078 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2079
2080         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2081         save/restore frame pointer register and don't use 'call-prologues'
2082         optimization in function with "OS_task" attribute.
2083
2084 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2085
2086         PR middle-end/31309
2087         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2088         when copying to memory.
2089
2090 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2091
2092         PR rtl-optimization/30905
2093         * cfgcleanup.c: Include dce.h
2094         (crossjumps_occured): New global variable.
2095         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2096         If something changed, set crossjumps_occured to true.
2097         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2098         Don't add/remove fake edges to exit here...
2099         (cleanup_cfg): ...but do it here, when crossjumping.
2100         Run a fast DCE when successful crossjumps occured in the latest
2101         iteration of try_optimize_cfg.
2102
2103 2008-01-11  Richard Guenther  <rguenther@suse.de>
2104
2105         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2106         (struct vn_unary_op_s): Likewise.
2107         (vn_reference_insert): Free old reference on hash collision.
2108
2109 2008-01-10  Raksit Ashok  <raksit@google.com>
2110
2111         PR rtl-optimization/27971
2112         * combine.c (find_split_point): Split PLUS expressions which are
2113         inside a MEM rtx, and whose first operand is complex.
2114
2115 2008-01-10  DJ Delorie  <dj@redhat.com>
2116
2117         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2118         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2119         (m32c_hard_regno_ok): Call the underlying function.
2120
2121 2008-01-10  Richard Guenther  <rguenther@suse.de>
2122
2123         PR middle-end/34683
2124         * tree-cfg.c (tree_merge_blocks): Do not go through the
2125         full-blown folding and stmt updating path if we just deal
2126         with virtual operands.
2127         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2128         test for abnormal SSA_NAMEs.
2129
2130 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2131
2132         PR middle-end/34641
2133         * reload.c (push_reload): Add assertions.  All constants from
2134         reg_equiv_constant should have been used for replacing the respective
2135         pseudo earlier.
2136         (find_reloads_address): Invoke find_reloads_address_part for
2137         constant taken from the reg_equiv_constant array.
2138
2139 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2140
2141         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2142         field (valnum) the first in the struct.  Replace bools with
2143         unit bit fields.
2144
2145 2008-01-10  Richard Guenther  <rguenther@suse.de>
2146
2147         PR tree-optimization/34651
2148         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
2149         types and ordering for masking and converting.
2150
2151 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
2152
2153         PR tree-optimization/34017
2154         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2155         also for PHI_NODE expressions.
2156
2157 2008-01-09  Jan Hubicka  <jh@suse.cz>
2158
2159         PR tree-optimization/34708
2160         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2161         based on number of case labels.
2162         (init_inline_once): Remove switch_cost.
2163         * tree-inline.h (eni_weights_d): Remove switch_cost.
2164
2165 2008-01-09  Richard Guenther  <rguenther@suse.de>
2166         Andrew Pinski  <andrew_pinski@playstation.sony.com>
2167
2168         PR middle-end/30132
2169         * gimplify.c (gimplify_cond_expr): Do not create an addressable
2170         temporary if an rvalue is ok or an lvalue is not required.
2171
2172 2008-01-09  Richard Guenther  <rguenther@suse.de>
2173
2174         PR middle-end/34458
2175         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2176         adjust return type.
2177
2178 2008-01-09  Richard Guenther  <rguenther@suse.de>
2179
2180         PR middle-end/34679
2181         * tree.c (host_integerp): Check for sizetype only if the
2182         type is an integer type.
2183
2184 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
2185
2186         PR debug/26364
2187         * opts.c (decode_options): Disable inlining of functions called
2188         once if not in unit-at-a-time mode.
2189
2190 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
2191
2192         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2193
2194 2008-01-08  Richard Guenther  <rguenther@suse.de>
2195
2196         PR middle-end/31863
2197         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2198         out early if the result will be unused.
2199
2200 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2201
2202         PR target/34709
2203         Revert:
2204
2205         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2206         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2207         for TARGET_RECIP.
2208
2209 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
2210
2211         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2212         for vectorization tuned.
2213
2214 2008-01-08  Richard Guenther  <rguenther@suse.de>
2215
2216         PR tree-optimization/34683
2217         * tree-ssa-operands.c (operand_build_cmp): Export.
2218         * tree-ssa-operands.h (operand_build_cmp): Declare.
2219         * tree-vn.c (vuses_compare): Remove.
2220         (sort_vuses): Use operand_build_cmp.
2221         (sort_vuses_heap): Likewise.
2222         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2223         to re-use old VEC if available.  Do not sort already sorted VUSEs.
2224         (vdefs_to_vec): Do not sort already sorted VDEFs.
2225
2226 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
2227
2228         PR middle-end/34694
2229         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2230
2231 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2232
2233         PR target/34702
2234         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2235         limitations of reciprocal sequences on x86 targets.
2236
2237 2008-01-08  Richard Guenther  <rguenther@suse.de>
2238
2239         PR tree-optimization/34683
2240         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2241
2242 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2243
2244         PR target/34622
2245         * config/darwin.c (darwin_mergeable_string_section): Don't use
2246         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2247
2248 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2249
2250         PR target/34682
2251         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2252         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2253         predicates of op0 and op1 to register_operand.
2254         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2255         expander using X87MODEF mode iterator.  Change predicates of
2256         op0 and op1 to register_operand.
2257         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2258         corresponding patterns and macroize using MODEF macro.  Change
2259         predicates of op0 and op1 to register_operand and remove
2260         "m" constraint. Disparage "r" alternative with "!".
2261         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2262         macroize using X87MODEF macro.  Change predicates of op0 and op1
2263         to register_operand and remove "m" constraint.  Disparage "r"
2264         alternative with "!".
2265         (absneg splitter with memory operands): Remove.
2266         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2267         patterns and macroize using X87MODEF mode iterator.
2268         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2269         Change predicate of op1 to register_operand.
2270         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2271         for memory operands.
2272
2273 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2274
2275         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2276
2277 2008-01-07  Richard Guenther  <rguenther@suse.de>
2278
2279         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2280         fields.
2281
2282 2008-01-07  Richard Guenther  <rguenther@suse.de>
2283
2284         PR tree-optimization/34683
2285         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2286         VOPs of the needed size to save memory.  Use VEC_quick_push
2287         to save compile-time.
2288         (vdefs_to_vec): Likewise.
2289
2290 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2291
2292         * config/spu/spu.md (divdf3): Genetate inline code for double
2293         division.  The implementation doesn't handle INF or NAN, therefore it
2294         only applies when -ffinite-math-only is given.
2295
2296 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2297
2298         PR libstdc++/34680
2299         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2300         * doc/cpp.texi ([Common Predefined Macros]): Document.
2301
2302 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2303
2304         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2305         order to use commutative addition instead of subtraction.
2306
2307 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2308             Mircea Namolaru  <namolaru@il.ibm.com>
2309             Vladimir Yanovsky  <yanov@il.ibm.com>
2310             Revital Eres  <eres@il.ibm.com>
2311
2312         PR tree-optimization/34263
2313         * tree-outof-ssa.c (process_single_block_loop_latch,
2314         contains_tree_r): New functions.
2315         (analyze_edges_for_bb): Call process_single_block_loop_latch
2316         function to empty single-basic-block latch block if possible.
2317
2318 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2319
2320         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2321         for TARGET_RECIP.
2322         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2323
2324 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2325
2326         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2327
2328 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2329
2330         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2331
2332 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
2333
2334         PR tree-optimization/34618
2335         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2336         flag from T.
2337
2338 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2339
2340         PR target/34673
2341         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2342         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
2343         Update copyright year.
2344
2345         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2346         Update copyright year.
2347         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2348         using NR fixup.
2349
2350 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
2351
2352         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2353         edge does not point to current bb before changing need_assert.
2354
2355 2008-01-04  Richard Guenther  <rguenther@suse.de>
2356
2357         PR middle-end/34029
2358         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2359         for verifying purposes if they are is_gimple_min_invariant.
2360
2361 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
2362
2363         PR tree-optimization/34448
2364         PR tree-optimization/34465
2365         * gimplify.c (gimplify_init_constructor): Add new parameter
2366         notify_temp_creation.  Use it.
2367         (gimplify_modify_expr_rhs): Take volatiles into account when
2368         optimizing constructors.
2369         Do not optimize constructors if gimplify_init_constructor will dump to
2370         memory.
2371         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2372         * gcc.c-torture/compile/pr34448.c: New.
2373
2374 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
2375
2376         PR gcov-profile/34609
2377         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2378         return_slot if result is TREE_ADDRESSABLE.
2379
2380 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
2381
2382         * config/mips/mips.md (sqrt_condition): Tweak comment.
2383         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
2384
2385 2008-01-03  Tom Tromey  <tromey@redhat.com>
2386
2387         PR c/34457
2388         * c-common.c (c_type_hash): Handle VLAs.
2389
2390 2008-01-03  Jan Hubicka  <jh@suse.cz>
2391
2392         PR tree-optimization/31081
2393         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2394         0 when inlining and not inlining to first basic block.
2395         (remap_decl): When var is initialized to 0, don't set default_def.
2396         (expand_call_inline): Set entry_bb.
2397         * tree-inline.h (copy_body_data): Add entry_bb.
2398
2399 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2400
2401         PR c++/34619
2402         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2403         before returning.
2404
2405         PR tree-optimization/29484
2406         * tree-inline.c (inline_forbidden_p_2): New function.
2407         (inline_forbidden_p): Disallow inlining if some static var
2408         has an address of a local LABEL_DECL in its initializer.
2409         * doc/extend.texi (Labels as Values): Document &&foo behaviour
2410         vs. inlining.
2411
2412 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2413
2414         PR tree-optimization/34635
2415         * tree-data-ref.c (add_other_self_distances): Make sure that the
2416         evolution step is constant.
2417
2418 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2419
2420         PR middle-end/34608
2421         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2422
2423 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
2424
2425         * tree-sra.c (scalarize_init): Insert the generate_element_init
2426         statements after the generate_element_zero statements.
2427
2428 2008-01-02  Richard Guenther  <rguenther@suse.de>
2429
2430         PR middle-end/34093
2431         PR middle-end/31976
2432         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2433         for very large number of operands instead of ICEing.
2434
2435 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
2436
2437         PR target/34013
2438         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2439         while stack probing.
2440
2441 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
2442
2443         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2444         in C++0x mode.
2445
2446 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
2447
2448         PR libmudflap/26442
2449         * tree-mudflap.c (mx_register_decls): Guard warning by
2450         !DECL_ARTIFICIAL check.
2451
2452 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
2453
2454         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2455         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2456         sse5_perm<mode>): Fix constraints.